Astounding Facts You Should Know About Humans

21. Yawning is not only contagious to humans, but dogs as well. “Catching” someone’s yawn may be tied to feelings of empathy, which suggests that dogs may be able to empathize with their human companions.

22. Due to the decline in fertility that tends to accompany wealth, human population is expected to stabilize at near 9 billion by 2050.

23. A mere 12,000 years ago, a species closely related to the modern humans had been living on an Indonesian island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.

24. Despite Charles Darwin’s theories were abused for racism, Darwin himself always considered all modern humans to belong to one species.

That one about being in space in a vacuum is wrong you would not live till you suffocate you would be dead instantly due to the fact in space the temperature is almost absolute zero which is about -256 degrees Celsius or thereabouts.

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